diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/boss_algalon.cpp b/src/server/scripts/Northrend/Ulduar/ulduar/boss_algalon.cpp
index 854624727d..da3185323d 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/boss_algalon.cpp
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/boss_algalon.cpp
@@ -15,7 +15,8 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "ScriptPCH.h"
+#include "ScriptMgr.h"
+#include "ScriptedCreature.h"
 #include "ulduar.h"
 
 #define GAMEOBJECT_GIVE_OF_THE_OBSERVER 194821
diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/boss_assembly_of_iron.cpp b/src/server/scripts/Northrend/Ulduar/ulduar/boss_assembly_of_iron.cpp
index 5388bd47ad..978718e325 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/boss_assembly_of_iron.cpp
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/boss_assembly_of_iron.cpp
@@ -22,7 +22,10 @@ SDComment: Runes need DB support, chain lightning won't cast, supercharge won't
 SDCategory: Ulduar - Ulduar
 EndScriptData */
 
-#include "ScriptPCH.h"
+#include "ScriptMgr.h"
+#include "ScriptedCreature.h"
+#include "SpellScript.h"
+#include "SpellAuraEffects.h"
 #include "ulduar.h"
 
 enum eSpells
diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/boss_auriaya.cpp b/src/server/scripts/Northrend/Ulduar/ulduar/boss_auriaya.cpp
index cee7b17ec6..e06d99d6c9 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/boss_auriaya.cpp
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/boss_auriaya.cpp
@@ -15,7 +15,8 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "ScriptPCH.h"
+#include "ScriptMgr.h"
+#include "ScriptedCreature.h"
 #include "ulduar.h"
 
 //boss_auriaya
diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/boss_flame_leviathan.cpp b/src/server/scripts/Northrend/Ulduar/ulduar/boss_flame_leviathan.cpp
index 94316e29f0..211cfc7e4a 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/boss_flame_leviathan.cpp
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/boss_flame_leviathan.cpp
@@ -22,10 +22,15 @@
  *          if reached brann speaks through his radio..
  */
 
-#include "ScriptPCH.h"
+#include "ScriptMgr.h"
+#include "ScriptedCreature.h"
+#include "ScriptedGossip.h"
+#include "CombatAI.h"
+#include "PassiveAI.h"
 #include "ScriptedEscortAI.h"
+#include "ObjectMgr.h"
 #include "ulduar.h"
-#include "Vehicle.h"
+
 
 enum Spells
 {
diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/boss_freya.cpp b/src/server/scripts/Northrend/Ulduar/ulduar/boss_freya.cpp
index 817fcfcd4c..4c5edaa553 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/boss_freya.cpp
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/boss_freya.cpp
@@ -15,7 +15,9 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "ScriptPCH.h"
+#include "ScriptMgr.h"
+#include "ScriptedCreature.h"
+#include "SpellScript.h"
 #include "ulduar.h"
 
 enum Yells
diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/boss_general_vezax.cpp b/src/server/scripts/Northrend/Ulduar/ulduar/boss_general_vezax.cpp
index 0b724a5447..d31a642b22 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/boss_general_vezax.cpp
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/boss_general_vezax.cpp
@@ -15,7 +15,10 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "ScriptPCH.h"
+#include "ScriptMgr.h"
+#include "ScriptedCreature.h"
+#include "SpellScript.h"
+#include "SpellAuraEffects.h"
 #include "ulduar.h"
 
 enum eYells
diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/boss_hodir.cpp b/src/server/scripts/Northrend/Ulduar/ulduar/boss_hodir.cpp
index 293d6fd3bd..902305dacc 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/boss_hodir.cpp
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/boss_hodir.cpp
@@ -15,7 +15,8 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "ScriptPCH.h"
+#include "ScriptMgr.h"
+#include "ScriptedCreature.h"
 #include "ulduar.h"
 
 enum Yells
diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/boss_ignis.cpp b/src/server/scripts/Northrend/Ulduar/ulduar/boss_ignis.cpp
index ba0e77cbee..2b6cb76dc1 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/boss_ignis.cpp
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/boss_ignis.cpp
@@ -15,7 +15,10 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "ScriptPCH.h"
+#include "ScriptMgr.h"
+#include "ScriptedCreature.h"
+#include "SpellScript.h"
+#include "SpellAuraEffects.h"
 #include "ulduar.h"
 
 enum Yells
diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/boss_kologarn.cpp b/src/server/scripts/Northrend/Ulduar/ulduar/boss_kologarn.cpp
index ae416693f7..b4daa8bc79 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/boss_kologarn.cpp
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/boss_kologarn.cpp
@@ -15,9 +15,11 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "ScriptPCH.h"
+#include "ScriptMgr.h"
+#include "ScriptedCreature.h"
+#include "SpellScript.h"
+#include "SpellAuraEffects.h"
 #include "ulduar.h"
-#include "Vehicle.h"
 
 /* ScriptData
 SDName: boss_kologarn
diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/boss_mimiron.cpp b/src/server/scripts/Northrend/Ulduar/ulduar/boss_mimiron.cpp
index 2ba9ed5132..7d25f22cd5 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/boss_mimiron.cpp
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/boss_mimiron.cpp
@@ -15,7 +15,8 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "ScriptPCH.h"
+#include "ScriptMgr.h"
+#include "SpellScript.h"
 #include "ulduar.h"
 
 enum Yells
diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/boss_razorscale.cpp b/src/server/scripts/Northrend/Ulduar/ulduar/boss_razorscale.cpp
index 1687fd6bee..523011b79c 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/boss_razorscale.cpp
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/boss_razorscale.cpp
@@ -17,7 +17,10 @@
 
 //TODO: Harpoon chain from 62505 should not get removed when other chain is applied
 
-#include "ScriptPCH.h"
+#include "ScriptMgr.h"
+#include "ScriptedCreature.h"
+#include "ScriptedGossip.h"
+#include "SpellScript.h"
 #include "ulduar.h"
 
 enum Says
diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/boss_thorim.cpp b/src/server/scripts/Northrend/Ulduar/ulduar/boss_thorim.cpp
index fe66401a66..0f7ea5bf17 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/boss_thorim.cpp
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/boss_thorim.cpp
@@ -15,7 +15,8 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "ScriptPCH.h"
+#include "ScriptMgr.h"
+#include "ScriptedCreature.h"
 #include "ulduar.h"
 
 enum Yells
diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/boss_xt002.cpp b/src/server/scripts/Northrend/Ulduar/ulduar/boss_xt002.cpp
index 96d7168f46..37c6b690fa 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/boss_xt002.cpp
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/boss_xt002.cpp
@@ -27,7 +27,8 @@
         make the life sparks visible...
 */
 
-#include "ScriptPCH.h"
+#include "ScriptMgr.h"
+#include "ScriptedCreature.h"
 #include "ulduar.h"
 
 enum Spells
diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/boss_yoggsaron.cpp b/src/server/scripts/Northrend/Ulduar/ulduar/boss_yoggsaron.cpp
index feb5360bdb..e4b21e1f66 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/boss_yoggsaron.cpp
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/boss_yoggsaron.cpp
@@ -15,7 +15,7 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "ScriptPCH.h"
+#include "ScriptMgr.h"
 #include "ulduar.h"
 
 enum Sara_Yells
@@ -52,3 +52,7 @@ enum
 {
     ACHIEV_TIMED_START_EVENT                      = 21001,
 };
+//not in scriptloader yet just to remove warning boss_yoggsaron.obj : warning LNK4221: no public symbols found; archive member will be inaccessible
+void AddSC_boss_yoggsaron()
+{
+}
diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/instance_ulduar.cpp b/src/server/scripts/Northrend/Ulduar/ulduar/instance_ulduar.cpp
index 671a8c7257..33809ce618 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/instance_ulduar.cpp
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/instance_ulduar.cpp
@@ -15,7 +15,10 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "ScriptPCH.h"
+#include "ScriptMgr.h"
+#include "ScriptedCreature.h"
+#include "InstanceScript.h"
+#include "ObjectMgr.h"
 #include "ulduar.h"
 
 static const DoorData doorData[] =
diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/ulduar.h b/src/server/scripts/Northrend/Ulduar/ulduar/ulduar.h
index 9497136d46..7580d97186 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/ulduar.h
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/ulduar.h
@@ -15,8 +15,6 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "SpellAuraEffects.h"
-
 #ifndef DEF_ULDUAR_H
 #define DEF_ULDUAR_H
 
diff --git a/src/server/scripts/Northrend/Ulduar/ulduar/ulduar_teleporter.cpp b/src/server/scripts/Northrend/Ulduar/ulduar/ulduar_teleporter.cpp
index 53da5b5038..3c7feb8052 100644
--- a/src/server/scripts/Northrend/Ulduar/ulduar/ulduar_teleporter.cpp
+++ b/src/server/scripts/Northrend/Ulduar/ulduar/ulduar_teleporter.cpp
@@ -16,7 +16,8 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "ScriptPCH.h"
+#include "ScriptMgr.h"
+#include "ScriptedGossip.h"
 #include "ulduar.h"
 
 /*